Symphonic SD300D, Руководство по обслуживанию

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A1
A2
A3
A4
B1
B2
B3
B4
C1
C2
C3
C4
D1
D2
D3
D4
E1
E2
E3
E4
F1
F2
F3
F4
AV 1/3 Schematic Diagram
1-4-3 1-4-4 E5760SCAV1
NOTE :
The voltage for parts in hot circuit is measured
using hot GND as a common terminal.
A V
F
CAUTION
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE FUSE.
ATTENTION : POUR UNE PROTECTION CONTINUE LES RISQES
D'INCELE N'UTILISER QUE DES FUSIBLE DE MÊME TYPE.
RISK OF FIRE -REPLACE FUSE AS MARKED.
"This symbol means fast operating fuse."
"Ce symbole reprèsente un fusible à fusion rapide."
AV 1/3
Ref No. Position
IC1001 B-1
IC1002 D-4
IC1006 C-1
Q1001 B-3
Q1002 D-3
Q1003 B-2
Q1004 D-3
Q1005 D-2
Q1006 D-1
Q1011 D-1
Q1015 D-2
Q1016 E-2
CN1001 F-4
ICS
TRANSISTORS
CONNECTOR
CAUTION !
Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit.
If Main Fuse (F001) is blown, check to see that all components in the power supply
circuit are not defective before you connect the AC plug to the AC power supply.
Otherwise it may cause some components in the power supply circuit to fail.